winapi - WH_CALLWNDPROC and WH_CALLWNDPROCRET is sometime not matched -

winapi - WH_CALLWNDPROC and WH_CALLWNDPROCRET is sometime not matched -

i used setwindowshookex install hook procedure monitoring message processing. hook types wh_callwndproc , wh_callwndprocret. found calling of hook procedures wh_callwndproc , wh_callwndprocret not matched such when calling createwindowexw function. want know why. there can help me? appreciate answer.

winapi hook setwindowshookex